From Longman Dictionary of Contemporary Englishheadpiecehead‧piece /ˈhedpiːs/ noun [countable]PROTECTsomething you wear on your head, usually for decorationExamples from the Corpusheadpiece• So what if you can spot his acne through the ill-fittingheadpiece?• He dons a fakegoatee, headpiece, and voila, he is DonQ.. Why not?